Dow ekes out gains, closes at record

Stocks picked up steam in late trading on Tuesday and finished marginally higher. The Dow eked out its 10th record close this year. The S&P 500 finished near record levels, after trading in a narrow range amid lower-than-usual volumes. The S&P closed less than a point lower at 1,950.80. The Dow added 2.82 points to 16,945.92. The Nasdaq ended the day up 1.75 points at 4,338.00.